[PATCH] Revert "drm/amdgpu: use dirty framebuffer helper"

[Hamza Mahfooz]

This reverts commit 10b6e91bd1ee9cd237ffbc244ad9c25b5fd3e167.

Unfortunately, this commit causes performance regressions on non-PSR
setups. So, just revert it until FB_DAMAGE_CLIPS support can be added.

Link: https://gitlab.freedesktop.org/drm/amd/-/issues/2189
Signed-off-by: Hamza Mahfooz <hamza.mahfooz at amd.com>
---
 drivers/gpu/drm/amd/amdgpu/amdgpu_display.c | 14 ++------------
 1 file changed, 2 insertions(+), 12 deletions(-)

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_display.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_display.c
index 23998f727c7f..1a06b8d724f3 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_display.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_display.c
@@ -38,8 +38,6 @@
 #include <linux/pci.h>
 #include <linux/pm_runtime.h>
 #include <drm/drm_crtc_helper.h>
-#include <drm/drm_damage_helper.h>
-#include <drm/drm_drv.h>
 #include <drm/drm_edid.h>
 #include <drm/drm_gem_framebuffer_helper.h>
 #include <drm/drm_fb_helper.h>
@@ -500,12 +498,6 @@ static const struct drm_framebuffer_funcs amdgpu_fb_funcs = {
 	.create_handle = drm_gem_fb_create_handle,
 };
 
-static const struct drm_framebuffer_funcs amdgpu_fb_funcs_atomic = {
-	.destroy = drm_gem_fb_destroy,
-	.create_handle = drm_gem_fb_create_handle,
-	.dirty = drm_atomic_helper_dirtyfb,
-};
-
 uint32_t amdgpu_display_supported_domains(struct amdgpu_device *adev,
 					  uint64_t bo_flags)
 {
@@ -1108,10 +1100,8 @@ static int amdgpu_display_gem_fb_verify_and_init(struct drm_device *dev,
 	if (ret)
 		goto err;
 
-	if (drm_drv_uses_atomic_modeset(dev))
-		ret = drm_framebuffer_init(dev, &rfb->base, &amdgpu_fb_funcs_atomic);
-	else
-		ret = drm_framebuffer_init(dev, &rfb->base, &amdgpu_fb_funcs);
+	ret = drm_framebuffer_init(dev, &rfb->base, &amdgpu_fb_funcs);
+
 	if (ret)
 		goto err;
 
-- 
2.37.3